3cm x 7cm FR-4 2-Sided Prototype Tinned Universal PCB Circuit Board for DIY - Green (20 PCS)Boards &amp; Shields<br>Form  ColorGreen + SilverModelPCB3X7Quantity20 piecesMaterialFR-4, TinChipsetNOEnglish Manual / SpecNoDownload Link   NOOther FeaturesHole Dia(Approx): 1mm / 0. 039; Hole Pitch(Approx): 2. 54mm / 0. 1CertificationROHSPacking List20 x Universal PCB Boards<br>
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